/* ============================================================
   八方体育网 · 共享样式 /assets/site.css
   看台指挥中心：深墨绿底、荧光青路径、等宽数字
   ============================================================ */

:root{
  --ink:#05130F;
  --ink-2:#0A1F19;
  --glass:#123028;
  --card:#16382E;
  --line:#1F4A3D;
  --dim:#6FAF99;
  --body:#BFE8D8;
  --title:#E9FFF7;
  --cyan:#21F3C8;
  --orange:#FF8A2B;
  --blue:#4FA8FF;
  --bar-h:68px;
  --wrap-max:1440px;
  --gutter:clamp(16px,3vw,40px);
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --ease-hard:cubic-bezier(.2,.8,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#7ffbe0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 画布与中文排版 ---------- */
body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    linear-gradient(to right,rgba(33,243,200,.045) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(33,243,200,.045) 1px,transparent 1px);
  background-size:88px 88px;
  color:var(--body);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,.h1{font-size:clamp(38px,6.2vw,84px);line-height:1.05;font-weight:900;letter-spacing:-.02em;color:var(--title)}
h2,.h2{font-size:clamp(26px,3.4vw,46px);line-height:1.14;font-weight:900;letter-spacing:-.015em;color:var(--title)}
h3,.h3{font-size:clamp(19px,2vw,24px);line-height:1.36;font-weight:800;letter-spacing:-.01em;color:var(--title)}
h4,.h4{font-size:16px;line-height:1.5;font-weight:700;letter-spacing:.04em;color:var(--title)}
p{max-width:42ch}
.lead{font-size:18px;line-height:1.85;max-width:40ch;color:var(--body)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

/* ---------- 容器与栅格 ---------- */
.wrap{max-width:var(--wrap-max);margin-inline:auto;padding-inline:var(--gutter)}
.container{max-width:1080px;margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(48px,7vw,110px)}
.section__head{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);
  gap:clamp(16px,3vw,40px);align-items:end;
  border-top:1px solid var(--line);padding-top:22px;
}
.section__lead{font-size:16px;line-height:1.85;color:var(--dim);max-width:38ch}
.grid{display:grid;gap:clamp(16px,2.2vw,30px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(12px,1.6vw,24px)}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-12{grid-column:span 12}

/* ---------- 标识、线条、标签 ---------- */
.idx{
  display:inline-flex;align-items:center;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
  color:var(--cyan);background:rgba(33,243,200,.08);
  border:1px solid rgba(33,243,200,.42);border-radius:2px;
  padding:1px 7px;
}
.vnote{
  writing-mode:vertical-rl;text-orientation:mixed;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;color:var(--dim);
}
.rule{height:1px;border:0;margin:0;background:linear-gradient(90deg,rgba(33,243,200,.6),rgba(33,243,200,.06))}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  padding:3px 8px;border-radius:2px;
  color:var(--cyan);background:rgba(33,243,200,.08);border:1px solid rgba(33,243,200,.28);
}
.tag--hot{color:var(--orange);background:rgba(255,138,43,.10);border-color:rgba(255,138,43,.40)}
.tag--cool{color:var(--blue);background:rgba(79,168,255,.10);border-color:rgba(79,168,255,.38)}

/* ---------- 玻璃层 / 实色层 / 卡片 ---------- */
.glass{
  background:rgba(18,48,40,.72);
  border:1px solid rgba(33,243,200,.28);
  border-radius:2px;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.panel{background:var(--card);border:1px solid var(--line);border-radius:2px;padding:clamp(16px,2vw,26px)}
.card{
  background:var(--card);border:1px solid var(--line);border-left:2px solid var(--cyan);
  border-radius:2px;padding:14px 18px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:40px;padding:0 16px;border-radius:2px;
  font-size:14px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  border:1px solid var(--cyan);color:var(--title);background:rgba(33,243,200,.10);
  transition:background .18s var(--ease-hard),border-color .18s var(--ease-hard),color .18s var(--ease-hard);
}
.btn:hover{background:rgba(33,243,200,.22);color:var(--title)}
.btn--solid{background:var(--cyan);border-color:var(--cyan);color:#04120E}
.btn--solid:hover{background:#5dfadd;color:#04120E}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--body);font-weight:600}
.btn--ghost:hover{border-color:var(--cyan);color:var(--title);background:rgba(33,243,200,.08)}

/* ---------- 跳过链接 ---------- */
.skip-link{
  position:absolute;left:var(--gutter);top:-72px;z-index:200;
  padding:10px 14px;border-radius:2px;
  background:var(--cyan);color:#04120E;font-weight:700;
  transition:top .18s var(--ease-hard);
}
.skip-link:focus{top:10px;color:#04120E}

/* ---------- 页头：紧凑命令栏 ---------- */
.cmd-bar{
  position:sticky;top:0;z-index:80;
  background:rgba(18,48,40,.78);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(33,243,200,.28);
}
.cmd-bar__inner{
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
  height:var(--bar-h);
  transition:height .18s var(--ease-hard);
}
.cmd-bar[data-compact] .cmd-bar__inner{height:56px}
.brand{display:flex;align-items:baseline;gap:10px;flex:0 0 auto}
.brand__mark{font-size:22px;font-weight:900;letter-spacing:.12em;color:var(--title)}
.brand__sub{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--dim);
  border-left:1px solid var(--line);padding-left:10px;white-space:nowrap;
}
.cmd-nav{flex:1 1 auto;min-width:0}
.cmd-nav__list{display:flex;align-items:center;gap:2px;flex-wrap:nowrap}
.cmd-nav__item{flex:0 0 auto}
.cmd-nav__link{
  display:flex;align-items:center;gap:7px;
  padding:9px 11px;border-radius:2px;
  font-size:14px;color:var(--body);white-space:nowrap;
  border-left:2px solid transparent;
  transition:background .18s var(--ease-hard),color .18s var(--ease-hard),border-color .18s var(--ease-hard);
}
.cmd-nav__link:hover{background:rgba(33,243,200,.08);color:var(--title)}
.cmd-nav__link[aria-current="page"]{
  border-left-color:var(--cyan);
  background:rgba(33,243,200,.12);
  color:var(--title);
}
.cmd-nav__idx{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;color:var(--dim)}
.cmd-nav__link[aria-current="page"] .cmd-nav__idx{color:var(--cyan)}
.cmd-meta{display:flex;align-items:center;gap:14px;flex:0 0 auto;margin-left:auto}
.cmd-meta__time{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--dim);white-space:nowrap;
}
.cmd-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:2px;
}
.cmd-toggle__bar{
  display:block;width:20px;height:2px;margin-inline:auto;background:var(--cyan);
  transition:transform .18s var(--ease-hard),opacity .18s var(--ease-hard);
}
.cmd-toggle[aria-expanded="true"] .cmd-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.cmd-toggle[aria-expanded="true"] .cmd-toggle__bar:nth-child(2){opacity:0}
.cmd-toggle[aria-expanded="true"] .cmd-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.read-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(33,243,200,.14);
}
.read-progress__fill{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--cyan),var(--blue));
  transition:width .12s linear;
}

/* ---------- 面包屑 ---------- */
.crumbs{padding-top:16px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--dim)}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--line)}
.crumbs a{color:var(--dim)}
.crumbs a:hover{color:var(--cyan)}
.crumbs [aria-current="page"]{color:var(--cyan)}

/* ---------- 图片容器 ---------- */
.media{
  position:relative;overflow:hidden;border-radius:3px;
  border:1px solid var(--line);
  background:linear-gradient(135deg,#0A1F19 0%,#16382E 58%,#123028 100%);
}
.media--wide{aspect-ratio:2 / 1}
.media--square{aspect-ratio:1 / 1}
.media__img{width:100%;height:100%;object-fit:cover;filter:saturate(.55) brightness(.72) contrast(1.05)}
.media__overlay{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(5,19,15,0) 42%,rgba(5,19,15,.88) 100%);
}
.media__grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(33,243,200,.10) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(33,243,200,.10) 1px,transparent 1px);
  background-size:48px 48px;
}
.media__tag{
  position:absolute;left:12px;bottom:12px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--cyan);
}

/* ---------- 数据面板与指标格 ---------- */
.data-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:1px;background:var(--line);border:1px solid var(--line);
}
.metric{background:var(--card);padding:14px 16px 16px}
.metric__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--dim)}
.metric__value{
  display:flex;align-items:baseline;gap:5px;margin-top:6px;
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;
  font-size:clamp(22px,2.6vw,34px);line-height:1.2;color:var(--title);
}
.metric__unit{font-size:.6em;letter-spacing:.08em;color:var(--dim)}
.metric--hot .metric__value{color:var(--orange)}
.metric--cool .metric__value{color:var(--blue)}

/* ---------- 标签切换 ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:6px;border-bottom:1px solid var(--line);padding-bottom:12px}
.tab{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  padding:7px 12px;border-radius:2px;
  color:var(--dim);border:1px solid var(--line);
  transition:color .18s var(--ease-hard),border-color .18s var(--ease-hard),background .18s var(--ease-hard);
}
.tab:hover{color:var(--title);border-color:rgba(33,243,200,.5)}
.tab[aria-selected="true"]{color:#04120E;background:var(--cyan);border-color:var(--cyan);font-weight:700}
.tabpanel{padding-top:20px}
.tabpanel[hidden]{display:none}

/* ---------- 折叠区块 ---------- */
.fold{border-top:1px solid var(--line)}
.fold__head{
  display:flex;align-items:center;gap:12px;width:100%;
  padding:16px 0;text-align:left;font-weight:700;color:var(--title);
}
.fold__head::after{content:"+";margin-left:auto;font-family:var(--font-mono);color:var(--cyan)}
.fold[data-open] .fold__head::after{content:"−"}
.fold__body{padding-bottom:20px;color:var(--body)}
.fold__body[hidden]{display:none}

/* ---------- 滚动浮出 ---------- */
.reveal{transition:opacity .24s var(--ease-hard),transform .24s var(--ease-hard)}
html[data-reveal-ready] .reveal{opacity:0;transform:translateY(8px)}
html[data-reveal-ready] .reveal.is-in{opacity:1;transform:none}

/* ---------- 页脚 ---------- */
.foot{background:var(--ink-2);border-top:1px solid var(--line);margin-top:clamp(48px,7vw,120px)}
.foot__inner{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:clamp(20px,3vw,44px);padding-block:clamp(36px,5vw,72px);
}
.foot__kicker{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--dim)}
.foot__statement{
  margin:16px 0 22px;max-width:22ch;
  font-size:clamp(20px,2.4vw,30px);line-height:1.42;font-weight:800;
  letter-spacing:-.01em;color:var(--title);
}
.foot__ends{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.foot__end{display:flex;align-items:center;gap:10px;background:var(--card);padding:10px 12px}
.foot__end-no{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--cyan)}
.foot__end a{color:var(--body);font-size:15px}
.foot__end a:hover{color:var(--cyan)}
.foot__title{
  display:flex;align-items:center;gap:8px;
  padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);
  font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--title);
}
.foot__list{display:grid;gap:9px}
.foot__list a{font-size:15px;color:var(--body)}
.foot__list a:hover{color:var(--cyan)}
.foot__list a[aria-current="page"]{color:var(--cyan);border-left:2px solid var(--cyan);padding-left:8px}
.foot__meta{display:grid;gap:9px;margin-top:16px;font-size:14px;line-height:1.7;color:var(--dim);max-width:32ch}
.foot__meta strong{font-weight:600;color:var(--body);font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.foot__base{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;
  padding-block:18px;border-top:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--dim);
}
.foot__copy,.foot__note{max-width:none}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .cmd-nav__idx{display:none}
}
@media (max-width:1100px){
  .cmd-meta__time{display:none}
}
@media (max-width:960px){
  .cmd-toggle{display:flex}
  .cmd-nav{
    position:absolute;left:0;right:0;top:100%;display:none;
    background:rgba(10,31,25,.97);
    border-top:1px solid var(--line);
    border-bottom:1px solid rgba(33,243,200,.28);
    max-height:calc(100vh - 56px);overflow-y:auto;
  }
  .cmd-nav[data-open]{display:block}
  .cmd-nav__list{flex-direction:column;align-items:stretch;gap:0;padding:10px var(--gutter) 22px}
  .cmd-nav__item{flex:1 1 auto}
  .cmd-nav__link{
    padding:14px 4px;font-size:16px;
    border-bottom:1px solid rgba(31,74,61,.6);
  }
  .cmd-nav__idx{display:inline;font-size:11px}
  .section__head{grid-template-columns:1fr;align-items:start}
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8{grid-column:span 12}
  .foot__inner{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .cmd-meta .btn{display:none}
  .brand__sub{display:none}
}
@media (max-width:640px){
  body{font-size:16px}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-12{grid-column:1 / -1}
  .data-grid{grid-template-columns:repeat(auto-fit,minmax(130px,1fr))}
  .foot__inner{grid-template-columns:1fr}
  .foot__meta{max-width:none}
}

/* ---------- 无障碍：减少动态 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  html[data-reveal-ready] .reveal{opacity:1;transform:none}
  .skip-link{transition:none}
}